Frequencies for first 10,000 rows of tfqhcgf_pt variable in t_103113_1 dataset 

 tfqhcgf_pt |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,788       97.88       97.88
          1 |        175        1.75       99.63
          2 |         24        0.24       99.87
          3 |          7        0.07       99.94
          4 |          1        0.01       99.95
          5 |          1        0.01       99.96
          6 |          2        0.02       99.98
          8 |          1        0.01       99.99
         10 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 14 Mar 2018